Which other parts do owners name in the same complaint?

Among the 967 owner complaints naming this part, brake booster is named in 31% of them, more than any other part.

Brake booster31%

Parking brake12%

Brake hose7%

Brake caliper4%

Brake rotor4%

Owners name the brake booster most often in the same complaint, which is not proof that one caused the other. Ask the shop whether it checked the brake booster too, so you are not quoted twice for one visit.

Source: NHTSA owner complaint files · file downloaded 2026-10-05